Northeast
Gray's Reef National Marine Sanctuary: Continental Shelf Geography and Reef Mapping
Submerged sandstone ridges and Atlantic marine habitat
Gray's Reef National Marine Sanctuary protects one of the largest near-shore live-bottom reefs in the southeastern United States. This submerged landscape consists of sandstone ledges rising above the sandy seafloor, fostering a unique three-dimensional habitat that supports a diverse range of marine invertebrates and fish species across its 22-square-mile protected boundary.
- Area
- 57 km²
- Established
- 1981
- IUCN
- IV
- Relief
- Lowland














